201650766225 has 12 divisors (see below), whose sum is σ = 333395933616. Its totient is φ = 107547075280.

The previous prime is 201650766197. The next prime is 201650766253. The reversal of 201650766225 is 522667056102.

It is an interprime number because it is at equal distance from previous prime (201650766197) and next prime (201650766253).

It is not a de Polignac number, because 201650766225 - 2⁵ = 201650766193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1344338367 + ... + 1344338516.

It is an arithmetic number, because the mean of its divisors is an integer number (27782994468).

Almost surely, 2^201650766225 is an apocalyptic number.

201650766225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

201650766225 is a deficient number, since it is larger than the sum of its proper divisors (131745167391).

201650766225 is a wasteful number, since it uses less digits than its factorization.

201650766225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688676896 (or 2688676891 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 201650766225 in words is "two hundred one billion, six hundred fifty million, seven hundred sixty-six thousand, two hundred twenty-five".